Edwin conducted a survey to find the percentage of people in an area who smoked regularly. He defined the label "smoking regularly" for males smoking 30 or more cigarettes in a day and for
females smoking 20 or more. Out of 635 people who took part in the survey, 71 are labeled as
people who smoke regularly.
Ô-p
pa
n
Edwin wishes to construct a significance test for his data. He finds that the proportion of chain
smokers nationally is 14.1%
What is the 2-statistic for this data? Answer choices are rounded to the hundredths place.
-2.34
0 -0.24
0 -2.11
о
о
-0.03